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KDE kfile JPEG info plugin: Denial of Service

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200701-05 / kdegraphics-kfile-plugins
Release Date January 12, 2007
Latest Revision January 12, 2007: 01
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
kde-base/kdegraphics-kfile-plugins < 3.5.5-r1 >= 3.5.5-r1 All supported architectures

Related bugreports: #155949

Synopsis

The KDE kfile JPEG info plugin of kdegraphics could enter an endless loop leading to a Denial of Service.

2.  Impact Information

Background

The KDE kfile-info JPEG plugin provides meta-information about JPEG files.

Description

Marcus Meissner of the SUSE security team discovered a stack overflow vulnerability in the code processing EXIF information in the kfile JPEG info plugin.

Impact

A remote attacker could entice a user to view a specially crafted JPEG image with a KDE application like Konqueror or digiKam, leading to a Denial of Service by an infinite recursion.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All KDE users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=kde-base/kdegraphics-kfile-plugins-3.5.5-r1"

4.  References



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Page updated January 12, 2007

Summary: This is a Gentoo Linux Security Advisory

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